Up to 8.5 inches (216 mm) "wide" by 13 inches (330 mm) "deep" (pitcure the motherboard in a desktop configuration to visualize how "width" and "depth" are used to describe the size of a motherboard). http://www.10stripe.com/featured/form/legacy.php
9.6" X 9.6"
9.6 x 9.6
9.6" X 9.6"
The maximum size for a microATX motherboard is 244mm*244mm or 9.6in*9.6in.
9.6 x 9.6
The form facter relates to the actual dimensions of the motherboard itself. There are 2 sizes: Large and Small. ATX = Large, mATX = Small.
The NLX form factor has a riser card on the edge of the motherboard.
The motherboard is located on the form factor
It is BTX
BTX
ATX.
ATX